<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class CreateSysPermissionsTables extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        $tableNames  = config('permission.table_names');
        $columnNames = config('permission.column_names');

        if (!Schema::hasTable($tableNames['permissions']))
            Schema::create($tableNames['permissions'], function (Blueprint $table) {
                $table->increments('id');
                $table->string('name', 100);
                $table->string('label', 100);
                $table->string('desc', 200)->nullable()->default('');
                $table->string('guard_name', 100)->nullable()->default('');
                $table->timestamps();
            });

        if (!Schema::hasTable($tableNames['roles']))
            Schema::create($tableNames['roles'], function (Blueprint $table) {
                $table->increments('id');
                $table->string('name', 100);
                $table->string('label', 100);
                $table->string('type', 45); // ADMIN、PROVIDER
                $table->string('desc', 200)->nullable()->default('');
                $table->string('guard_name', 100)->nullable()->default('');
                $table->timestamps();
            });

        if (!Schema::hasTable($tableNames['model_has_permissions']))
            Schema::create($tableNames['model_has_permissions'], function (Blueprint $table) use ($tableNames, $columnNames) {
                $table->unsignedInteger('permission_id');

                $table->string('model_type', 100)->default(null)->nullable();
                $table->uuid($columnNames['model_morph_key']);
                $table->index([$columnNames['model_morph_key']]);

                $table->foreign('permission_id')
                    ->references('id')
                    ->on($tableNames['permissions'])
                    ->onDelete('cascade');

                $table->primary(['permission_id', $columnNames['model_morph_key']],
                    'model_has_permissions_permission_model_type_primary');
            });

        if (!Schema::hasTable($tableNames['model_has_roles']))
            Schema::create($tableNames['model_has_roles'], function (Blueprint $table) use ($tableNames, $columnNames) {
                $table->unsignedInteger('role_id');

                $table->string('model_type', 100)->default(null)->nullable();
                $table->uuid($columnNames['model_morph_key']);
                $table->index([$columnNames['model_morph_key']]);

                $table->foreign('role_id')
                    ->references('id')
                    ->on($tableNames['roles'])
                    ->onDelete('cascade');

                $table->primary(['role_id', $columnNames['model_morph_key']],
                    'model_has_roles_role_model_type_primary');
            });

        if (!Schema::hasTable($tableNames['role_has_permissions']))
            Schema::create($tableNames['role_has_permissions'], function (Blueprint $table) use ($tableNames) {
                $table->unsignedInteger('permission_id');
                $table->unsignedInteger('role_id');

                $table->foreign('permission_id')
                    ->references('id')
                    ->on($tableNames['permissions'])
                    ->onDelete('cascade');

                $table->foreign('role_id')
                    ->references('id')
                    ->on($tableNames['roles'])
                    ->onDelete('cascade');

                $table->primary(['permission_id', 'role_id']);
            });

        app('cache')
            ->store(config('permission.cache.store') != 'default' ? config('permission.cache.store') : null)
            ->forget(config('permission.cache.key'));
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        $tableNames = config('permission.table_names');

        Schema::drop($tableNames['role_has_permissions']);
        Schema::drop($tableNames['model_has_roles']);
        Schema::drop($tableNames['model_has_permissions']);
        Schema::drop($tableNames['roles']);
        Schema::drop($tableNames['permissions']);
    }
}
